Bank A B C D E F G H I Number of Branches 20 12 39 36 28 25 28 10 21The table above lists the number of branches for each of the nine banks in Region X.What is the median number of branches for the banks in this region?A 25B 26C 27D 28E 29我算出

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Bank A B C D E F G H I
Number of Branches 20 12 39 36 28 25 28 10 21
The table above lists the number of branches for each of the nine banks in Region X.What is the median number of branches for the banks in this region?
A 25
B 26
C 27
D 28
E 29
我算出来是A,问下应该怎么理解啊.
是美国5月份寄来的考题,$18的,一般不可能有问题的啊

10 12 20 21 25 28 28 36 39
我算出来的 MEDIAN 也是 A ,答案谢错了.

绝对25!错不了

呵呵,美国的东西也不一定完全正确啊。包括OG上也有错误啊。相信自己,25是正确答案。